CH654690A5 - Brennelement fuer kernreaktoren. - Google Patents
Brennelement fuer kernreaktoren. Download PDFInfo
- Publication number
- CH654690A5 CH654690A5 CH2969/81A CH296981A CH654690A5 CH 654690 A5 CH654690 A5 CH 654690A5 CH 2969/81 A CH2969/81 A CH 2969/81A CH 296981 A CH296981 A CH 296981A CH 654690 A5 CH654690 A5 CH 654690A5
- Authority
- CH
- Switzerland
- Prior art keywords
- guide tube
- control rod
- fuel
- surface projections
- fuel assembly
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims description 38
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000002826 coolant Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003534 oscillatory effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/326—Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Fuel-Injection Apparatus (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/150,482 US4326921A (en) | 1980-05-16 | 1980-05-16 | Control rod guide thimble for nuclear reactor fuel assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH654690A5 true CH654690A5 (de) | 1986-02-28 |
Family
ID=22534732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2969/81A CH654690A5 (de) | 1980-05-16 | 1981-05-07 | Brennelement fuer kernreaktoren. |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4326921A (instruction) |
| JP (1) | JPS5716388A (instruction) |
| KR (1) | KR830006765A (instruction) |
| BE (1) | BE888798A (instruction) |
| CH (1) | CH654690A5 (instruction) |
| DE (1) | DE3116968A1 (instruction) |
| ES (1) | ES502182A0 (instruction) |
| FR (1) | FR2482759A1 (instruction) |
| GB (1) | GB2076580B (instruction) |
| GR (1) | GR75251B (instruction) |
| IL (1) | IL62646A (instruction) |
| IT (1) | IT1137386B (instruction) |
| PH (1) | PH17035A (instruction) |
| SE (1) | SE436606B (instruction) |
| ZA (1) | ZA812485B (instruction) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418036A (en) * | 1980-12-16 | 1983-11-29 | Westinghouse Electric Corp. | Fuel assembly for a nuclear reactor |
| FR2518302A1 (fr) * | 1981-12-14 | 1983-06-17 | Commissariat Energie Atomique | Procede de fabrication d'un assemblage combustible de reacteur nucleaire du type a eau legere et outillage pour la mise en oeuvre du procede |
| US4641409A (en) * | 1982-09-23 | 1987-02-10 | Westinghouse Electric Corp. | Reconstituting a nuclear reactor fuel assembly |
| DE3330357A1 (de) * | 1982-09-23 | 1984-03-29 | Westinghouse Electric Corp., 15222 Pittsburgh, Pa. | Verfahren zum instandsetzen eines kernreaktor-brennelements |
| FR2541810B1 (fr) * | 1983-02-25 | 1989-01-13 | Framatome Sa | Assemblage combustible a tubes-guides refroidis pour un reacteur nucleaire |
| US4631168A (en) * | 1983-09-30 | 1986-12-23 | Westinghouse Electric Corp. | Nuclear reactor fuel assembly with a removable top nozzle |
| US4534933A (en) * | 1983-10-17 | 1985-08-13 | Westinghouse Electric Corp. | Nuclear reactor fuel assembly with improved top nozzle and hold-down means |
| US4770846A (en) * | 1984-02-03 | 1988-09-13 | Westinghouse Electric Corp. | Replacement support pin for guide tubes in operating plants |
| US4717527A (en) * | 1984-07-02 | 1988-01-05 | Westinghouse Electric Corp. | Fuel assembly |
| US4798699A (en) * | 1984-07-26 | 1989-01-17 | Westinghouse Electric Corp. | Wear sleeve for a control rod end plug |
| US4699759A (en) * | 1985-06-12 | 1987-10-13 | Westinghouse Electric Corp. | Double lock joint for attaching top nozzle to guide thimbles of nuclear fuel assembly |
| US4707326A (en) * | 1985-07-26 | 1987-11-17 | Westinghouse Electric Corp. | Arrangement and method for attaching and reattaching a top nozzle in a reconstitutable nuclear fuel assembly |
| US4678625A (en) * | 1985-08-05 | 1987-07-07 | Westinghouse Electric Corp. | Method of straightening bowed irradiated fuel assemblies |
| US4772448A (en) * | 1986-01-07 | 1988-09-20 | Westinghouse Electric Corp. | Support pin system and locking nut retainer |
| US4751042A (en) * | 1986-02-18 | 1988-06-14 | The Babcock & Wilcox Company | Removable control rod drive shaft guide |
| US4902468A (en) * | 1987-10-21 | 1990-02-20 | Westinghouse Electric Corp. | Control rod support having planar wear surfaces |
| FR2734943B1 (fr) * | 1995-05-30 | 1997-08-22 | Framatome Sa | Grappe de commande pour un reacteur nucleaire |
| DE19846223C1 (de) * | 1998-10-07 | 2000-03-30 | Siemens Ag | Steuerstabführungsrohr eines Kernreaktor-Brennelements, Brennelement und Verfahren zur Herstellung eines Steuerstabführungsrohres |
| FR2787370B1 (fr) * | 1998-12-22 | 2001-03-16 | Franco Belge Combustibles | Procede de liaison de deux pieces tubulaires coaxiales, outil pour realiser cette liaison et utilisation |
| RU2190261C2 (ru) * | 2000-01-25 | 2002-09-27 | Опытное конструкторское бюро машиностроения | Внутренний блок ядерного реактора |
| WO2021010139A1 (ja) | 2019-07-18 | 2021-01-21 | Ｓｅｍｉｔｅｃ株式会社 | 圧力センサ |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1112946A (en) * | 1965-08-10 | 1968-05-08 | Atomic Energy Authority Uk | Improvements relating to nuclear reactors |
| DE1250020B (instruction) * | 1966-01-14 | |||
| US3791466A (en) * | 1969-05-19 | 1974-02-12 | Westinghouse Electric Corp | Low parasitic capture fuel assembly structure |
| US3814667A (en) * | 1971-05-20 | 1974-06-04 | Combustion Eng | Fuel assembly hold-down device |
| US4030975A (en) * | 1973-06-25 | 1977-06-21 | Combustion Engineering, Inc. | Fuel assembly for a nuclear reactor |
| US4001078A (en) * | 1975-03-07 | 1977-01-04 | General Atomic Company | Control apparatus |
| US4135972A (en) * | 1976-03-29 | 1979-01-23 | Combustion Engineering, Inc. | Nuclear reactor spacer assembly |
| US4208248A (en) * | 1977-10-26 | 1980-06-17 | The Babcock & Wilcox Company | Fuel assembly with a removable end fitting |
| US4229256A (en) * | 1977-12-28 | 1980-10-21 | Uop Inc. | Corrugated thimble tube for controlling control rod descent in nuclear reactor |
| JPS55125479A (en) * | 1979-03-20 | 1980-09-27 | Genshi Nenryo Kogyo | Nuclear fuel assembly |
-
1980
- 1980-05-16 US US06/150,482 patent/US4326921A/en not_active Expired - Lifetime
-
1981
- 1981-04-13 GB GB8111593A patent/GB2076580B/en not_active Expired
- 1981-04-14 IL IL62646A patent/IL62646A/xx unknown
- 1981-04-14 ZA ZA00812485A patent/ZA812485B/xx unknown
- 1981-04-29 SE SE8102712A patent/SE436606B/sv not_active IP Right Cessation
- 1981-04-29 DE DE19813116968 patent/DE3116968A1/de not_active Withdrawn
- 1981-05-07 CH CH2969/81A patent/CH654690A5/de not_active IP Right Cessation
- 1981-05-07 PH PH25599A patent/PH17035A/en unknown
- 1981-05-12 KR KR1019810001627A patent/KR830006765A/ko not_active Withdrawn
- 1981-05-12 IT IT21637/81A patent/IT1137386B/it active
- 1981-05-13 ES ES502182A patent/ES502182A0/es active Granted
- 1981-05-13 GR GR64934A patent/GR75251B/el unknown
- 1981-05-14 BE BE0/204782A patent/BE888798A/fr not_active IP Right Cessation
- 1981-05-15 JP JP7239881A patent/JPS5716388A/ja active Pending
- 1981-05-15 FR FR8109736A patent/FR2482759A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GR75251B (instruction) | 1984-07-13 |
| FR2482759A1 (fr) | 1981-11-20 |
| JPS5716388A (en) | 1982-01-27 |
| FR2482759B1 (instruction) | 1984-07-06 |
| DE3116968A1 (de) | 1982-04-22 |
| SE8102712L (sv) | 1981-11-17 |
| ES8306913A1 (es) | 1983-06-01 |
| IT1137386B (it) | 1986-09-10 |
| GB2076580A (en) | 1981-12-02 |
| SE436606B (sv) | 1985-01-07 |
| ES502182A0 (es) | 1983-06-01 |
| IT8121637A0 (it) | 1981-05-12 |
| IL62646A (en) | 1983-09-30 |
| KR830006765A (ko) | 1983-10-06 |
| ZA812485B (en) | 1982-06-30 |
| GB2076580B (en) | 1983-05-11 |
| BE888798A (fr) | 1981-11-16 |
| US4326921A (en) | 1982-04-27 |
| PH17035A (en) | 1984-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |